| Simple | Progressive | Perfect | Progressive |
| Present |
| I sniff |
| you sniff |
| he/she/it sniffs |
| we sniff |
| you all sniff |
| they sniff |
|
| I am sniffing |
| you are sniffing |
| he/she/it is sniffing |
| we are sniffing |
| you all are sniffing |
| they are sniffing |
|
| I have sniffed |
| you have sniffed |
| he/she/it has sniffed |
| we have sniffed |
| you all have sniffed |
| they have sniffed |
|
| I have been sniffing |
| you have been sniffing |
| he/she/it has been sniffing |
| we have been sniffing |
| you all have been sniffing |
| they have been sniffing |
|
| Past |
| I sniffed |
| you sniffed |
| he/she/it sniffed |
| we sniffed |
| you all sniffed |
| they sniffed |
|
| I was sniffing |
| you were sniffing |
| he/she/it was sniffing |
| we were sniffing |
| you all were sniffing |
| they were sniffing |
|
| I had sniffed |
| you had sniffed |
| he/she/it had sniffed |
| we had sniffed |
| you all had sniffed |
| they had sniffed |
|
| I had been sniffing |
| you had been sniffing |
| he/she/it had been sniffing |
| we had been sniffing |
| you all had been sniffing |
| they had been sniffing |
|
| Future |
| I will sniff |
| you will sniff |
| he/she/it will sniff |
| we will sniff |
| you all will sniff |
| they will sniff |
|
| I will be sniffing |
| you will be sniffing |
| he/she/it will be sniffing |
| we are sniffing |
| you all will be sniffing |
| they will be sniffing |
|
| I will have sniffed |
| you will have sniffed |
| he/she/it will have sniffed |
| we will have sniffed |
| you all will have sniffed |
| they will have sniffed |
|
| I will have been sniffing |
| you will have been sniffing |
| he/she/it will have been sniffing |
| we will have been sniffing |
| you all will have been sniffing |
| they will have been sniffing |
|
